most hated part of the candidate. >> does a candidate ever get mad? >> all the time. it's painful. it's not fun. >> do candidates ever yell at you? >> yell, collapse, walk out. >> they all do it because practice builds confidence. the confident guy wins, not the guy who has the better answer? >> quite often, yes. confidence, not hi, i'm phil mickelson. i've been fortunate to win on golf's biggest stages. but when joint pain and stiffness from psoriatic arthritis hit, even the smallest things became difficult. i finally understood what serious joint pain is like. i talked to my rheumatologist and he prescribed enbrel. enbrel can help relieve pain, stiffness, and stop joint damage. because enbrel, etanercept, suppresses your immune system, it may lower your ability to fight infections. serious, sometimes fatal events including infections, tuberculosis, lymphoma, other cancers, and nervous system and blood disorders have occurred. before starting enbrel, your doctor should test you for tuberculosis and discuss whether you've been to a region where certain fungal infections are common.